Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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967 FZUS51 KBOX 020505 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 104 AM EDT Fri Oct 2 2026 Coastal waters from the Merrimack River MA to Watch Hill RI out to 60 NM ANZ200-021800- 104 AM EDT Fri Oct 2 2026 .Synopsis for Massachusetts and Rhode Island coastal waters... High pres builds off the N Carolina coast. A cold front moves across the waters Fri night with showers possible. System moves through later Sunday into Monday. $$ ANZ250-021800- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 8 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 8 seconds. .FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 11 seconds. Showers likely in the evening. .SAT...N winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and NW 2 ft at 4 seconds. .SAT NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: NE 2 ft at 5 seconds and SE 2 ft at 11 seconds. .SUN...E winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and E 2 ft at 10 seconds. .SUN NIGHT...E winds 5 to 10 kt. Seas 2 to 4 ft. A chance of showers. .MON...W winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-021800- Massachusetts Bay and Ipswich Bay- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E 2 ft at 9 seconds. .FRI...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 8 seconds. .FRI NIGHT...W winds 5 to 10 kt, becoming NW 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E 2 ft at 12 seconds. Showers likely in the evening. .SAT...N winds 10 to 15 kt, becoming NE 5 to 10 kt in the afternoon. Gusts up to 20 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and N 2 ft at 3 seconds. .SAT NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 7 seconds and SE 2 ft at 13 seconds. .SUN...E winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and S 1 foot at 5 seconds. .SUN NIGHT...E winds 5 to 10 kt, becoming NE after midnight. Seas 2 to 3 ft. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ231-021800- Cape Cod Bay- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH THIS EVENING... .REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and E 1 foot at 8 seconds. .FRI...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 3 seconds. .FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and N 1 foot at 3 seconds. A chance of showers in the evening. .SAT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and S 1 foot at 8 seconds. .SAT NIGHT AND SUN...E winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NE 1 foot at 3 seconds and N 1 foot at 4 seconds. .SUN NIGHT...E winds 5 to 10 kt. Seas around 2 ft. Wave Detail: E 2 ft at 9 seconds and E 1 foot at 3 seconds. A chance of showers. .MON...W winds 5 to 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt. Gusts up to 30 kt. Seas 2 to 4 ft. .TUE NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-021800- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH LATE TONIGHT... .REST OF TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and E 2 ft at 8 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 5 seconds and E 2 ft at 8 seconds. .FRI NIGHT...W winds 15 to 20 kt, becoming N 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 4 ft at 5 seconds and E 2 ft at 11 seconds. A chance of showers. .SAT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and N 3 ft at 4 seconds. .SAT NIGHT...NE winds 5 to 10 kt with gusts up to 20 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: N 2 ft at 5 seconds and E 2 ft at 10 seconds. .SUN...E winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: N 3 ft at 5 seconds and E 2 ft at 10 seconds. A chance of showers in the afternoon. .SUN NIGHT...E winds 5 to 10 kt. Seas 3 to 5 ft. A chance of showers. .MON...NW winds 5 to 10 kt with gusts up to 20 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ255-021800- Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH LATE TONIGHT... .REST OF TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 4 seconds and E 2 ft at 8 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 5 seconds and E 2 ft at 8 seconds. .FRI NIGHT...SW winds 15 to 20 kt, becoming NW 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 5 seconds and SE 2 ft at 11 seconds. A chance of showers. .SAT...N winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 6 seconds and NE 3 ft at 4 seconds. .SAT NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 2 to 3 ft. Wave Detail: N 2 ft at 4 seconds and SW 2 ft at 5 seconds. .SUN AND SUN NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: E 4 ft at 7 seconds and E 3 ft at 4 seconds. A chance of showers. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. .TUE...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-021800- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH LATE TONIGHT... .REST OF TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 4 seconds and E 2 ft at 8 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: SW 5 ft at 5 seconds and SE 1 foot at 2 seconds. .FRI NIGHT...W winds 15 to 20 kt, becoming N 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: SW 5 ft at 5 seconds and SE 2 ft at 11 seconds. A chance of showers. .SAT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 3 ft at 6 seconds and NW 2 ft at 4 seconds. .SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and SE 2 ft at 11 seconds. .SUN AND SUN NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: E 3 ft at 4 seconds and SE 3 ft at 7 seconds. A chance of showers. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. A chance of showers. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. .TUE...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 3 to 5 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ232-021800- Nantucket Sound- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH THIS EVENING... .REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 9 seconds. .FRI...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at 3 seconds. .FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and NE 1 foot at 2 seconds. A chance of showers. .SAT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: N 2 ft at 3 seconds and SW 1 foot at 6 seconds. .SAT NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: NE 2 ft at 3 seconds and N 1 foot at 4 seconds. .SUN AND SUN NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 3 seconds and SE 2 ft at 6 seconds. A chance of showers. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt. Gusts up to 30 kt. Seas 2 to 4 ft. .TUE NIGHT...NW winds 5 to 10 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-021800- Vineyard Sound- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH THIS EVENING... .REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 25 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 9 seconds. .FRI...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 4 seconds and SE 1 foot at 2 seconds. .FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts up to 20 kt. Seas 2 to 4 ft. Wave Detail: SW 4 ft at 6 seconds and W 2 ft at 3 seconds. A chance of showers. .SAT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and N 2 ft at 4 seconds. .SAT NIGHT...NE winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 4 seconds and NE 1 foot at 3 seconds. .SUN AND SUN NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NE 1 foot at 3 seconds and SW 1 foot at 5 seconds. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT THROUGH TUE NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ234-021800- Buzzards Bay- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH THIS EVENING... .REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and W 1 foot at 3 seconds. .FRI...SW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at 2 seconds. .FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 3 ft at 6 seconds and W 2 ft at 3 seconds. A chance of showers. .SAT...NE winds around 10 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 6 seconds and N 1 foot at 3 seconds. .SAT NIGHT...NE winds 5 to 10 kt. Seas around 2 ft in the evening, then 1 foot or less. Wave Detail: NE 1 foot at 3 seconds and N 1 foot at 3 seconds, becoming N 1 foot at 3 seconds and SW 1 foot at 5 seconds. .SUN AND SUN NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: NE 1 foot at 2 seconds and S 1 foot at 5 seconds. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT THROUGH TUE NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-021800- Rhode Island Sound- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH THIS EVENING... .REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 9 seconds. .FRI...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: S 4 ft at 3 seconds and E 1 foot at 9 seconds. .FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 6 seconds and W 2 ft at 3 seconds. A chance of showers. .SAT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: S 3 ft at 6 seconds and NW 2 ft at 3 seconds. .SAT NIGHT...NE winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: E 2 ft at 3 seconds and N 2 ft at 4 seconds. .SUN AND SUN NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and SE 2 ft at 11 seconds. A chance of showers. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT THROUGH TUE NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ237-021800- Block Island Sound- 104 AM EDT Fri Oct 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH THIS EVENING... .REST OF TONIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 9 seconds. .FRI...SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 3 seconds and E 1 foot at 8 seconds. .FRI NIGHT...W winds 10 to 15 kt, becoming N after midnight. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 5 seconds and N 2 ft at 2 seconds. A chance of showers. .SAT...N winds 10 to 15 kt with gusts up to 25 kt, becoming NE 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and N 2 ft at 3 seconds. .SAT NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas around 2 ft. Wave Detail: E 2 ft at 4 seconds and SE 2 ft at 12 seconds. .SUN AND SUN NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: E 2 ft at 4 seconds and SE 2 ft at 10 seconds. A chance of showers. .MON...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-021800- Boston Harbor- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds around 10 kt with gusts up to 20 kt. Waves around 2 ft. .FRI...SW winds around 10 kt with gusts up to 20 kt. Waves around 2 ft. .FRI NIGHT...NW winds around 10 kt. Gusts up to 20 kt after midnight. Waves around 2 ft. Showers likely in the evening. .SAT...N winds around 10 kt, becoming NE in the afternoon. Waves around 2 ft. .SAT NIGHT...E winds around 5 kt, becoming NE after midnight. Waves 1 foot or less. .SUN...E winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves around 2 ft. .SUN NIGHT...E winds 5 to 10 kt, becoming NE after midnight. Waves around 2 ft in the evening, then 1 foot or less. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 25 kt. Waves around 2 ft. A chance of showers. .MON NIGHT THROUGH TUE NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ236-021800- Narragansett Bay- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds 5 to 10 kt with gusts up to 20 kt. Waves around 2 ft. .FRI...SW winds 5 to 10 kt, increasing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Waves 2 to 3 ft. .FRI NIGHT...W winds 5 to 10 kt, becoming N after midnight. Gusts up to 20 kt. Waves 2 to 3 ft. Showers likely in the evening. A chance of showers after midnight. .SAT...N winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves around 2 ft. .SAT NIGHT...NE winds 5 to 10 kt. Waves around 2 ft in the evening, then 1 foot or less. Patchy fog after midnight with vsby 1 to 3 NM. .SUN AND SUN NIGHT...N winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. A chance of showers. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 3 ft. A chance of showers. .MON NIGHT THROUGH TUE NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Waves 2 to 3 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ280-021800- Ocean Waters from the Merrimack River to Plymouth from 40 to 60 NM- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas around 4 ft. Wave Detail: SW 4 ft at 5 seconds and E 2 ft at 8 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 5 ft. Wave Detail: SW 4 ft at 5 seconds and E 2 ft at 8 seconds. .FRI NIGHT...W winds 15 to 20 kt, becoming N 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: S 4 ft at 6 seconds and W 2 ft at 4 seconds. A chance of showers. .SAT...N winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 4 ft at 4 seconds and N 3 ft at 4 seconds. .SAT NIGHT...NE winds 5 to 10 kt, increasing to 10 to 15 kt after midnight. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 4 seconds and E 2 ft at 10 seconds. .SUN...E winds 10 to 15 kt with gusts up to 20 kt. Seas around 3 ft. Wave Detail: NE 3 ft at 5 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...E winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas 3 to 5 ft. A chance of showers. .MON...W winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 6 ft. .TUE NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ281-021800- Ocean Waters from Provincetown to Nantucket from 20 to 60 NM- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas around 4 ft. Wave Detail: W 4 ft at 5 seconds and E 2 ft at 8 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 5 ft. Wave Detail: SW 5 ft at 5 seconds and E 2 ft at 8 seconds. .FRI NIGHT...SW winds 15 to 20 kt, becoming NW 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 5 seconds and E 2 ft at 11 seconds. A chance of showers. .SAT...N winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: SW 4 ft at 7 seconds and NW 3 ft at 4 seconds. .SAT NIGHT...NE winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 5 seconds and SW 2 ft at 6 seconds. .SUN...E winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: N 4 ft at 5 seconds and E 4 ft at 9 seconds. A chance of showers in the afternoon. .SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 4 to 6 ft. A chance of showers. .MON...NW winds around 10 kt with gusts up to 20 kt. Seas 4 to 6 ft. A chance of showers. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 35 kt. Seas 4 to 6 ft. .TUE...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ282-021800- Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 5 seconds and E 2 ft at 8 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 6 seconds and E 2 ft at 8 seconds. .FRI NIGHT...SW winds 15 to 20 kt, becoming NW 10 to 15 kt after midnight. Gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 6 seconds and W 2 ft at 4 seconds. A chance of showers after midnight. .SAT...N winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 5 ft. Wave Detail: SW 4 ft at 6 seconds and N 3 ft at 4 seconds. A chance of showers in the morning. .SAT NIGHT...NE winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 5 seconds and SW 2 ft at 5 seconds. .SUN...E winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 4 ft at 5 seconds and SE 2 ft at 10 seconds. A chance of showers in the afternoon. .SUN NIGHT...E winds 10 to 15 kt. Gusts up to 20 kt in the evening. Seas 3 to 5 ft. Showers likely. .MON...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. A chance of showers. .MON NIGHT AND TUE...NW winds 20 to 25 kt, diminishing to 15 to 20 kt. Gusts up to 30 kt. Seas 5 to 7 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ283-021800- Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM- 104 AM EDT Fri Oct 2 2026 .REST OF TONIGHT...SW winds around 15 kt with gusts up to 25 kt. Seas around 4 ft. Wave Detail: SW 4 ft at 5 seconds and E 2 ft at 9 seconds. .FRI...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 6 seconds and E 2 ft at 8 seconds. .FRI NIGHT...SW winds 15 to 20 kt, becoming NW after midnight. Gusts up to 25 kt. Seas 4 to 6 ft. Wave Detail: SW 5 ft at 5 seconds and N 2 ft at 3 seconds. A chance of showers. .SAT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: N 3 ft at 4 seconds and SW 3 ft at 6 seconds. A chance of showers in the morning. .SAT NIGHT...NE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave Detail: NE 4 ft at 4 seconds and NW 2 ft at 4 seconds. .SUN...E winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave Detail: NE 4 ft at 5 seconds and E 2 ft at 10 seconds. A chance of showers in the afternoon. .SUN NIGHT...E winds 10 to 15 kt with gusts up to 20 kt, becoming NE after midnight. Seas 3 to 4 ft. Showers likely, mainly in the evening. .MON...NW winds 10 to 15 kt with gusts up to 25 kt. Seas 3 to 5 ft. A chance of showers. .MON NIGHT...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. .TUE...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 4 to 6 ft. .TUE NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/us.nationalweatherservice.boston.gov You can follow us on Twitter at @NWSBoston